阅读下面材料,在空白处填入适当内容(不多于3个单词)或括号内单词的正确形式。
I didnˈt understand__1_this would happen and my credit card had already been charged__2__the reservation. Whatˈs worse, the hotel had been fully booked. When we were wondering what to do, the manager came out. She was__3__(surprise) helpful. She apologized for the mistake and gave us a spare VIP room on__4__ top floor. We had never stayed in such an amazing room, and we werenˈt charged extra.
The next day, my brother and I went to the beach__5__we watched some people play volleyball. We got a little__6__(sunburn), but the day had been so relaxing that we didnˈt mind.